Blister pack



FIG. 1 is a front perspective view of a blister pack showing our new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The thicker dashed broken lines in FIG. 3 illustrate perforations that form part of the claimed design. The remaining dashed broken lines in the figures illustrate portions of the blister pack that form no part of the claimed design. 

CLAIM The ornamental design for a blister pack, as shown and described. 